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Why do we study chemistry? Is it useful in every day life?

Asked by Chandramami 26/11/2021 Last Modified 22/03/2024

1 Answer

Learn Chemistry +4 Chemistry in Everyday Life Unit III: Electrochemistry Unit V: Surface Chemistry Unit XVI: Chemistry in Everyday life

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Related Questions

The size of isoelectronic species-F^–, Ne and Na⁺is affected by
(a) nuclear charge (Z)
(b) valence principal quantum number (n)
(c) electron-electron interaction in the outer orbitals
(d) none of the factors because their size is the same

a)nuclear charge (Z)

Suri

0 0

Which of the following is the correct order of size of the given species?
(a) I>I>I⁺
(b) I⁺>I^–>I
(c) i>i⁺>i^–
(d) i^– >i>i⁺

Correct answer is d

Pinaki

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For an isolated systemâ??U = 0; what will be â??S?

?S positive

Umamahesh

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Which orbital is non-directional?

s orbital

Name

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Among halogens, the correct order of amount of energy released in electron gain (electron gain enthalpy) is
(a) F > Cl > Br > I
(b) F < Cl < Br < I
(c) F < Cl > Br > I
(d) F < Cl < Br > I

Answer is C as due to interelectronic repusion and small size F has less negative electron gain enthalpy than Cl

Jagabandhu

0 0

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